Felix Meschberger | 08282c3 | 2009-01-28 07:01:55 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | * or more contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. The ASF licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.apache.felix.cm.impl; |
| 20 | |
| 21 | |
| 22 | import java.io.ByteArrayOutputStream; |
| 23 | import java.io.PrintStream; |
| 24 | import java.lang.reflect.Field; |
| 25 | |
| 26 | import junit.framework.TestCase; |
| 27 | |
| 28 | import org.apache.felix.cm.MockBundleContext; |
| 29 | import org.apache.felix.cm.MockLogService; |
| 30 | import org.osgi.service.log.LogService; |
| 31 | import org.osgi.util.tracker.ServiceTracker; |
| 32 | |
| 33 | |
| 34 | public class ConfigurationManagerTest extends TestCase |
| 35 | { |
| 36 | |
| 37 | private PrintStream replacedStdErr; |
| 38 | |
| 39 | private ByteArrayOutputStream output; |
| 40 | |
| 41 | |
| 42 | protected void setUp() throws Exception |
| 43 | { |
| 44 | super.setUp(); |
| 45 | |
| 46 | replacedStdErr = System.err; |
| 47 | |
| 48 | output = new ByteArrayOutputStream(); |
| 49 | System.setErr( new PrintStream( output ) ); |
| 50 | } |
| 51 | |
| 52 | |
| 53 | protected void tearDown() throws Exception |
| 54 | { |
| 55 | System.setErr( replacedStdErr ); |
| 56 | |
| 57 | super.tearDown(); |
| 58 | } |
| 59 | |
| 60 | |
| 61 | public void testLogNoLogService() |
| 62 | { |
| 63 | ConfigurationManager configMgr = createConfigurationManager( null ); |
| 64 | |
| 65 | setLogLevel( configMgr, LogService.LOG_WARNING ); |
| 66 | assertNoLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 67 | assertNoLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 68 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 69 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 70 | |
| 71 | setLogLevel( configMgr, LogService.LOG_ERROR ); |
| 72 | assertNoLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 73 | assertNoLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 74 | assertNoLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 75 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 76 | |
| 77 | // lower than error -- no output |
| 78 | setLogLevel( configMgr, LogService.LOG_ERROR - 1 ); |
| 79 | assertNoLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 80 | assertNoLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 81 | assertNoLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 82 | assertNoLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 83 | |
| 84 | // minimal log level -- no output |
| 85 | setLogLevel( configMgr, Integer.MIN_VALUE ); |
| 86 | assertNoLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 87 | assertNoLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 88 | assertNoLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 89 | assertNoLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 90 | |
| 91 | setLogLevel( configMgr, LogService.LOG_INFO ); |
| 92 | assertNoLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 93 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 94 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 95 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 96 | |
| 97 | setLogLevel( configMgr, LogService.LOG_DEBUG ); |
| 98 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 99 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 100 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 101 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 102 | |
| 103 | // maximal log level -- all output |
| 104 | setLogLevel( configMgr, Integer.MAX_VALUE ); |
| 105 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 106 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 107 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 108 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 109 | } |
| 110 | |
| 111 | |
| 112 | // this test always expects output since when using a LogService, the log |
| 113 | // level property is ignored |
| 114 | public void testLogWithLogService() |
| 115 | { |
| 116 | LogService logService = new MockLogService(); |
| 117 | ConfigurationManager configMgr = createConfigurationManager( logService ); |
| 118 | |
| 119 | setLogLevel( configMgr, LogService.LOG_WARNING ); |
| 120 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 121 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 122 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 123 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 124 | |
| 125 | setLogLevel( configMgr, LogService.LOG_ERROR ); |
| 126 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 127 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 128 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 129 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 130 | |
| 131 | setLogLevel( configMgr, LogService.LOG_ERROR - 1 ); |
| 132 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 133 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 134 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 135 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 136 | |
| 137 | setLogLevel( configMgr, Integer.MIN_VALUE ); |
| 138 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 139 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 140 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 141 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 142 | |
| 143 | setLogLevel( configMgr, LogService.LOG_INFO ); |
| 144 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 145 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 146 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 147 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 148 | |
| 149 | setLogLevel( configMgr, LogService.LOG_DEBUG ); |
| 150 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 151 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 152 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 153 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 154 | |
| 155 | setLogLevel( configMgr, Integer.MAX_VALUE ); |
| 156 | assertLog( configMgr, LogService.LOG_DEBUG, "Debug Test Message", null ); |
| 157 | assertLog( configMgr, LogService.LOG_INFO, "Info Test Message", null ); |
| 158 | assertLog( configMgr, LogService.LOG_WARNING, "Warning Test Message", null ); |
| 159 | assertLog( configMgr, LogService.LOG_ERROR, "Error Test Message", null ); |
| 160 | } |
| 161 | |
| 162 | |
Felix Meschberger | 1311eb3 | 2009-01-28 07:13:49 +0000 | [diff] [blame] | 163 | public void testLogSetup() |
| 164 | { |
| 165 | final MockBundleContext bundleContext = new MockBundleContext(); |
| 166 | ConfigurationManager configMgr = createConfigurationManager( null ); |
| 167 | |
Felix Meschberger | 988d041 | 2009-01-28 08:01:35 +0000 | [diff] [blame] | 168 | // ensure the configuration data goes to target |
| 169 | bundleContext.setProperty( "felix.cm.dir", "target/config" ); |
Felix Meschberger | 9108571 | 2011-10-21 13:54:14 +0000 | [diff] [blame^] | 170 | |
Felix Meschberger | 1311eb3 | 2009-01-28 07:13:49 +0000 | [diff] [blame] | 171 | // default value is 2 |
| 172 | bundleContext.setProperty( "felix.cm.loglevel", null ); |
| 173 | configMgr.start( bundleContext ); |
| 174 | assertEquals( 2, getLogLevel( configMgr ) ); |
| 175 | configMgr.stop( bundleContext ); |
| 176 | |
| 177 | // illegal number yields default value |
| 178 | bundleContext.setProperty( "felix.cm.loglevel", "not-a-number" ); |
| 179 | configMgr.start( bundleContext ); |
| 180 | assertEquals( 2, getLogLevel( configMgr ) ); |
| 181 | configMgr.stop( bundleContext ); |
| 182 | |
| 183 | bundleContext.setProperty( "felix.cm.loglevel", "-100" ); |
| 184 | configMgr.start( bundleContext ); |
| 185 | assertEquals( -100, getLogLevel( configMgr ) ); |
| 186 | configMgr.stop( bundleContext ); |
| 187 | |
| 188 | bundleContext.setProperty( "felix.cm.loglevel", "4" ); |
| 189 | configMgr.start( bundleContext ); |
| 190 | assertEquals( 4, getLogLevel( configMgr ) ); |
| 191 | configMgr.stop( bundleContext ); |
| 192 | } |
| 193 | |
| 194 | |
Felix Meschberger | 08282c3 | 2009-01-28 07:01:55 +0000 | [diff] [blame] | 195 | private void assertNoLog( ConfigurationManager configMgr, int level, String message, Throwable t ) |
| 196 | { |
| 197 | try |
| 198 | { |
| 199 | configMgr.log( level, message, t ); |
| 200 | assertTrue( "Expecting no log output", output.size() == 0 ); |
| 201 | } |
| 202 | finally |
| 203 | { |
| 204 | // clear the output for future data |
| 205 | output.reset(); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | |
| 210 | private void assertLog( ConfigurationManager configMgr, int level, String message, Throwable t ) |
| 211 | { |
| 212 | try |
| 213 | { |
| 214 | configMgr.log( level, message, t ); |
| 215 | assertTrue( "Expecting log output", output.size() > 0 ); |
| 216 | |
| 217 | final String expectedLog = MockLogService.toMessageLine( level, message ); |
| 218 | final String actualLog = new String( output.toByteArray() ); |
| 219 | assertEquals( "Log Message not correct", expectedLog, actualLog ); |
| 220 | |
| 221 | } |
| 222 | finally |
| 223 | { |
| 224 | // clear the output for future data |
| 225 | output.reset(); |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | |
| 230 | private static void setLogLevel( ConfigurationManager configMgr, int level ) |
| 231 | { |
| 232 | final String fieldName = "logLevel"; |
| 233 | try |
| 234 | { |
| 235 | Field field = configMgr.getClass().getDeclaredField( fieldName ); |
| 236 | field.setAccessible( true ); |
| 237 | field.setInt( configMgr, level ); |
| 238 | } |
| 239 | catch ( Throwable ignore ) |
| 240 | { |
Felix Meschberger | 1311eb3 | 2009-01-28 07:13:49 +0000 | [diff] [blame] | 241 | throw ( IllegalArgumentException ) new IllegalArgumentException( "Cannot set logLevel field value" ) |
| 242 | .initCause( ignore ); |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | |
| 247 | private static int getLogLevel( ConfigurationManager configMgr ) |
| 248 | { |
| 249 | final String fieldName = "logLevel"; |
| 250 | try |
| 251 | { |
| 252 | Field field = configMgr.getClass().getDeclaredField( fieldName ); |
| 253 | field.setAccessible( true ); |
| 254 | return field.getInt( configMgr ); |
| 255 | } |
| 256 | catch ( Throwable ignore ) |
| 257 | { |
| 258 | throw ( IllegalArgumentException ) new IllegalArgumentException( "Cannot get logLevel field value" ) |
| 259 | .initCause( ignore ); |
Felix Meschberger | 08282c3 | 2009-01-28 07:01:55 +0000 | [diff] [blame] | 260 | } |
| 261 | } |
| 262 | |
| 263 | |
| 264 | private static ConfigurationManager createConfigurationManager( final LogService logService ) |
| 265 | { |
| 266 | ConfigurationManager configMgr = new ConfigurationManager(); |
| 267 | |
| 268 | try |
| 269 | { |
| 270 | Field field = configMgr.getClass().getDeclaredField( "logTracker" ); |
| 271 | field.setAccessible( true ); |
| 272 | field.set( configMgr, new ServiceTracker( new MockBundleContext(), "", null ) |
| 273 | { |
| 274 | public Object getService() |
| 275 | { |
| 276 | return logService; |
| 277 | } |
| 278 | } ); |
| 279 | } |
| 280 | catch ( Throwable ignore ) |
| 281 | { |
Felix Meschberger | 1311eb3 | 2009-01-28 07:13:49 +0000 | [diff] [blame] | 282 | throw ( IllegalArgumentException ) new IllegalArgumentException( "Cannot set logTracker field value" ) |
| 283 | .initCause( ignore ); |
Felix Meschberger | 08282c3 | 2009-01-28 07:01:55 +0000 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | return configMgr; |
| 287 | } |
| 288 | } |